CN104469418B - IPTV method of program recording, apparatus and system - Google Patents
IPTV method of program recording, apparatus and system Download PDFInfo
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- CN104469418B CN104469418B CN201310432241.9A CN201310432241A CN104469418B CN 104469418 B CN104469418 B CN 104469418B CN 201310432241 A CN201310432241 A CN 201310432241A CN 104469418 B CN104469418 B CN 104469418B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
The invention discloses a kind of IPTV method of program recording, apparatus and system, wherein this method comprises: receiving the performance recording plan issued by subscription server；According to the recording ability of DVR each in multiple DVR, performance recording planned assignment is given to multiple DVR, wherein multiple DVR is used for the performance recording schedule recordings program according to distribution.Through the invention, it solves the problems, such as that Whole Home DVR system in the related technology records ability and records low efficiency, improves the recording ability of Whole Home DVR system and record efficiency, improve the experience of user.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of IPTV method of program recording, apparatus and system.
Background technique
Internet protocol TV (Internet Protocol Television, referred to as IPTV) is made with broadband network
A kind of system that TV information is transmitted for medium, integrates the technologies such as internet, multimedia, communication, provides to domestic consumer
Including net cast, recording, program request and information browse, game on line, voice communication, long-distance education, tele-medicine, electronics
The brand-new technology of the interactive services such as commercial affairs.
Set-top box (Set-Top Box, referred to as STB) is located in the IPTV terminal equipment in user family.Set-top box is logical
Cross ADSL (Asymmetric Digital Subscriber Line, referred to as ADSL) or local area network
(Local Area Network, referred to as LAN) mode accesses network, and user side is connected with television set, has standardized
General input, output interface.Support bi-directional symmetrical or asymmetric communication service.It, which undertakes, carrys out automatic network to user or comes from
The information of user-to-network forwards and transmission media format is to the media format translation functions for showing equipment.User can lead to
It crosses set-top box and obtains related service from operator's IPTV system.
The performance recording of direct broadcast band, as the basic function of IPTV service, and relative to the advantage function of traditional tv
Can, the favor of users is obtained, is also paid attention to by operator and equipment vendor.Recording can be by network REC and local recording
Two ways is realized；Wherein due to factors such as copyright, expenses, many operators realize record by the way of locally recording
Function processed.
Fig. 1 is entire home digital video video recorder (the Whole Home Digital Video according to the relevant technologies
Recorder, referred to as Whole Home DVR) networking schematic diagram, as shown in Figure 1, there may be multiple in one family
Set-top box needs to include multiple set-top box (i.e. digital video recorders with hard disk because local record needs hard disk
It DVR), while also may include multiple set-top boxes (STB) without hard disk.User can be by one of them set-top box with hard disk
Being set as primary set-top box, (Master DVR is also known as center DVR, DVR Hub), and DVR Hub and STB set-top box group are known as at one
The home network of Whole Home DVR.The performance recording plan of user's addition is issued to the machine in family by subscription server
Top box.All set-top boxes can indiscriminate browsing reservation plan and recording record in Whole Home DVR.Whole
Have in Home DVR and only one set-top box with hard disk, other band hard disk set-top boxes are as independent from set-top box in family
(Slave DVR), reservation plan and recording program be not shared with set-top box in Whole Home DVR.It should be noted that Fig. 1
In though it is shown that Slave DVR, but strictly speaking, do not include Slave DVR in Whole Home DVR.
Fig. 2 is the structural schematic diagram that module is recorded in the Whole Home DVR system according to the relevant technologies, such as Fig. 2 institute
Show, mainly includes recording control module, ability conflict judgment module, recording program module and number life in DVR Hub
Network alliance (Digital Living Network Alliance, referred to as DLNA) module living；Slave DVR record in figure
Structure processed is not directly connected to or shares with DVR Hub.
Family can be used in the set-top box STB without hard disk in the networking mode of Whole Home DVR in the related technology
The upper reservation plan addition for carrying out direct broadcast band program, browsing, record the operation such as program browsing, broadcasting, thus opposite in price
It is lower without enjoying the same function of same DVR on hard disk set-top box STB.But since actual recording work is all in DVR
It is carried out on Hub, and the resource of DVR is limited, it is impossible to it is unconfined while adding recording plan, actually while live streaming
It carries out three tunnels and records the upper limit that will reach DVR ability, will fail when user records again at this time, user is in Whole Home
Experience in DVR system substantially reduces.And except other Slave DVR are independently of Whole Home DVR in family, relatively
In DVR Hub, utilization rate also relative deficiency.It is used therefore, it is necessary to provide one kind and can improve simultaneously in Whole Home DVR
The mechanism of Slave DVR efficiency is experienced and improved to improve the recording ability of Whole Home DVR system and record efficiency in family.
Aiming at the problem that Whole Home DVR system in the related technology records ability and records low efficiency, at present not yet
It puts forward effective solutions.
Summary of the invention
The present invention provides a kind of IPTV program recording systems, device and method, at least to solve in the related technology
The problem of Whole Home DVR system records ability and records low efficiency.
According to an aspect of the invention, there is provided a kind of IPTV program recording system, comprising: subscription server, ability
Control unit and multiple DVR, wherein the subscription server, for issuing performance recording plan；The capability control unit,
It is connect with the multiple DVR, for the recording ability according to DVR each in the multiple DVR, by the performance recording plan point
The multiple DVR of dispensing；The multiple DVR records program for the performance recording plan according to distribution.
Preferably, the first DVR in the multiple DVR includes the capability control unit.
Preferably, each DVR further include: DVR detection unit, for detecting the DVR where the DVR detection unit
It whether is the first DVR；Wherein, the first DVR is also used to receive and save the DVR information and/or described of other DVR
The DVR information of one DVR；Other described DVR are also used to send the first DVR for the DVR information of itself, wherein the DVR
Information includes at least: node location information and recording ability information.
Preferably, the capability control unit includes: to record capacity calculation subelement, for the DVR information according to preservation,
Determine the recording ability of each DVR；Planned assignment subelement is recorded, is connect with the recording capacity calculation subelement, is used
In the recording ability according to determining each DVR, the performance recording planned assignment is given to the multiple DVR.
Preferably, each DVR further include: reservation plan dump unit, wherein the reservation plan of the first DVR
Dump unit is connect with the recording planned assignment subelement, for that will distribute to the performance recording plan hair of other DVR
Give other described DVR；The reservation plan dump unit of other DVR, the reservation plan dump unit with the first DVR
Connection, for receiving distributed performance recording plan, and by the performance recording plan be sent to described in other DVR recording control
Unit processed.
Preferably, the reservation plan dump unit of the first DVR is also used to request to send by performance recording change of plan
To other described DVR, wherein the performance recording change of plan request is used to indicate the section directory for distributing to other DVR
Make the modification information of plan；The reservation plan dump unit of other DVR is also used to receive the performance recording change of plan
It requests, and performance recording change of plan request is sent to the recording control unit of other DVR.
Preferably, the recording control unit, for performance recording plan to be switched to performance recording task, and described in execution
Performance recording task；And/or requested according to the performance recording change of plan received, update performance recording plan or performance recording
Task.
Preferably, the first DVR further include: ability conflict management unit, for counting the recording energy of the multiple DVR
Power, and conflict plan is shown to user.
Preferably, each DVR further include: record program integral unit, wherein the recording program of the first DVR
Integral unit connects with the unit of recording program for recording program integral unit and the first DVR of other DVR
It connects, for the recording program integral unit by other DVR, integrates and manage the multiple DVR recorded program.
Preferably, the unit of recording program of the first DVR is also used to: according in the multiple DVR at least
One DVR and/or at least one without hard disk set-top box STB recording program broadcast unit recording program playing request,
The address information for recording program corresponding with the recording program playing request is sent to the recording program broadcast unit.
According to another aspect of the present invention, a kind of IPTV performance recording device is additionally provided, comprising: receiving module is used
In the performance recording plan that reception is issued by subscription server；Distribution module, for the recording according to DVR each in multiple DVR
Ability gives the performance recording planned assignment to the multiple DVR, wherein the multiple DVR is used for the section directory according to distribution
Schedule recordings program processed.
According to another aspect of the present invention, a kind of IPTV method of program recording is additionally provided, comprising: receive and taken by reservation
The performance recording plan that business device issues；According to the recording ability of DVR each in multiple DVR, by the performance recording planned assignment
To the multiple DVR, wherein the multiple DVR is used for the performance recording schedule recordings program according to distribution.
Through the invention, the performance recording plan issued using reception by subscription server；According to each in multiple DVR
The recording ability of DVR gives performance recording planned assignment to multiple DVR, wherein multiple DVR is used for the section directory according to distribution
The mode of schedule recordings program processed, the Whole Home DVR system solved in the related technology record ability and record low efficiency
The problem of, it improves the recording ability of Whole Home DVR system and records efficiency, improve the experience of user.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the networking schematic diagram according to the entire home digital video video recorder of the relevant technologies；
Fig. 2 is the structural schematic diagram that module is recorded in the Whole Home DVR system according to the relevant technologies;
Fig. 3 is the flow diagram of IPTV method of program recording according to an embodiment of the present invention;
Fig. 4 is the structural schematic diagram of IPTV performance recording device according to an embodiment of the present invention;
Fig. 5 is the structural schematic diagram of IPTV program recording system according to an embodiment of the present invention;
Fig. 6 is the preferred structure schematic diagram one of IPTV program recording system according to an embodiment of the present invention;
Fig. 7 is the preferred structure schematic diagram two of IPTV program recording system according to an embodiment of the present invention;
Fig. 8 is the preferred structure schematic diagram three of IPTV program recording system according to an embodiment of the present invention；
Fig. 9 is the networking schematic diagram of Whole Home DVR according to the preferred embodiment of the invention；
Figure 10 is the structural schematic diagram that module is recorded in Whole Home DVR system according to the preferred embodiment of the invention；
Figure 11 is that the DVR that Whole Home DVR according to the preferred embodiment of the invention is recorded in ability enhancing system is detected
The schematic diagram of process；
Figure 12 is the recording energy in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
The schematic diagram of power control flow；
What Figure 13 was that Whole Home DVR according to the preferred embodiment of the invention records in ability enhancing system pre- counts roughly
Transfer the schematic diagram of storage process；
Figure 14 is the recording section in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
Mesh integrates the schematic diagram of process；
Figure 15 is the enhancing in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
The schematic diagram of ability conflict management process；
Figure 16 is the enhancing in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
Record the schematic diagram of program playing flow.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Step shown in the flowchart of the accompanying drawings can be in a computer system such as a set of computer executable instructions
It executes, although also, logical order is shown in flow charts, and it in some cases, can be to be different from herein suitable
Sequence executes shown or described step.
A kind of IPTV method of program recording is present embodiments provided, Fig. 3 is IPTV section directory according to an embodiment of the present invention
The flow diagram of method processed, as shown in figure 3, this method comprises the following steps:
Step S302 receives the performance recording plan issued by subscription server；
Step S304 gives performance recording planned assignment to multiple DVR according to the recording ability of DVR each in multiple DVR,
Wherein, multiple DVR are used for the performance recording schedule recordings program according to distribution.
Through the above steps, according to the recording ability of DVR each in multiple DVR, the section directory that subscription server is issued
Planned assignment processed records program into multiple DVR respectively, and the Whole Home DVR system solved in the related technology records energy
The problem of power and recording low efficiency.As it can be seen that the above scheme of the present embodiment is relative to a Whole Home in the related technology
The mode of only one DVR in DVR system improves the recording ability of Whole Home DVR system and records efficiency, promoted
The experience of user.
Preferably, the above method can be executed by a capability control unit, also, this capability control unit can also
To be a DVR in multiple DVR, describes for convenience, hereinafter, can be realized the DVR of the function of capability control unit
Referred to as the first DVR DVR Hub.
In the following description, it is preferred to use DVR Hub is described, it is to be understood that in the absence of conflict,
DVR Hub is it can be appreciated that be comparable with above-mentioned capability control unit.The difference that the two may have is: DVR Hub
It itself can be carried out the recording of program, and capability control unit can have the function of performance recording, can also not have should
Function.
Preferably, this method further include: each DVR in multiple DVR detects whether itself is DVR Hub；Wherein, it detects
Receive and save other DVR(i.e. Slave DVR to itself for the DVR of DVR Hub) DVR information and/or the first DVR DVR
Information；Detect that the DVR information of itself is sent DVR Hub by the DVR that itself is Slave DVR, wherein DVR information is at least
It include: node location information and recording ability information.Wherein record ability information include: DVR it is maximum record ability information and/
Or current recording ability information of DVR etc..It should be noted that above-mentioned Slave DVR is connect with DVR Hub respectively, examining
It, can be according to own node the location of in systems or system configuration parameter is sentenced when whether survey itself be DVR Hub
It is disconnected, for example, the DVR of the node in center is DVR Hub.
Preferably, Slave DVR can broadcast DVR information to other DVR in systems, and DVR Hub then passes through monitoring
The broadcast of other DVR obtains DVR information.
Preferably, DVR Hub, which may determine that current system whether there is according to DVR information, can distribute performance recording meter
The Slave DVR drawn；If it exists, then performance recording plan is distributed in current system；If it does not exist, then it is handled by DVR Hub
All performance recording plans.
Preferably, step S302 may include:
Step S302a determines the recording ability of each DVR according to the DVR information of preservation；
Step S302b gives performance recording planned assignment to multiple DVR according to the recording ability of determining each DVR.
Preferably, this method further include: the performance recording plan for distributing to Slave DVR is sent respectively to by DVR Hub
Each Slave DVR；Slave DVR receives distributed performance recording plan, and the performance recording plan is sent to Slave
The recording control unit of DVR.Wherein, the performance recording plan that DVR Hub distributes to itself is transmitted directly to the recording control of itself
Cell processing processed.
Preferably, certain performance recording planned assignment strategy can be set in DVR Hub, for example, preferentially by performance recording
Slave DVR processing is given in planned assignment, when the recording ability of Slave DVR reaches predetermined value, just by performance recording plan point
Dispensing itself processing；Or preferentially handle performance recording planned assignment to itself, the recording ability at itself reaches predetermined value
When, just give performance recording planned assignment to Slave DVR processing.Certainly, other allocation strategies are also not in the present embodiment
What work limited, the allocation strategy of suitable performance recording plan can be selected according to actual needs.
Preferably, DVR Hub can also request performance recording change of plan to be sent to Slave DVR, wherein section directory
Change of plan request processed is used to indicate the modification information for the performance recording plan for distributing to Slave DVR, such as performance recording meter
Deletion, the modification etc. drawn；After Slave DVR receives performance recording change of plan request, which is requested
It is sent to the recording control unit processing of Slave DVR.
Preferably, performance recording plan can be switched to performance recording task by recording control unit, and execute performance recording
Task；And/or requested according to the performance recording change of plan received, update performance recording plan or performance recording task.
Preferably, DVR Hub can also count the recording ability of all DVR in Whole Home DVR system, and to
User shows conflict plan, in order to which user intervenes the processing of conflict plan.
Preferably, the functional unit in DVR Hub can by the corresponding functional unit in Slave DVR, integrate and
Manage all DVR recorded programs in Whole Home DVR system.
Preferably, the unit of recording program of DVR Hub is also used to according to one or more DVR in multiple DVR
And/or the recording program playing request of the recording program broadcast unit of one or more STB without hard disk, it is recorded to corresponding
Program broadcast unit sends the address information for recording program corresponding with program playing request is recorded, wherein records program and plays
Unit is inquired according to the address information and plays requested recording program.
The present embodiment additionally provides a kind of IPTV performance recording device, and the device is for realizing the above-mentioned performance recording side IPTV
Method, device concrete implementation process described in Installation practice had carried out detailed description in embodiment of the method, herein
It repeats no more.
Fig. 4 is the structural schematic diagram of IPTV performance recording device according to an embodiment of the present invention, as shown in figure 4, the device
It include: receiving module 42 and distribution module 44, wherein receiving module 42, for receiving the section directory issued by subscription server
System plan；Distribution module 44 is coupled to receiving module 42, for the recording ability according to DVR each in multiple DVR, by section directory
Multiple DVR are given in planned assignment processed, wherein multiple DVR are used for the performance recording schedule recordings program according to distribution.
It should be noted that receiving module 42 can directly be connect with subscription server, at this point, subscription server can be straight
It connects and performance recording plan is issued to IPTV performance recording device, and be allocated by the distribution module of the device 44；Preferably,
Receiving module 42 can obtain the performance recording meter issued by subscription server by other modules (such as recording control module)
It draws.
Involved module, unit can be realized by way of software in the embodiment of the present invention, can also pass through
The mode of hardware is realized.Described module in the present embodiment, unit also can be set in the processor, for example, can be with
Description are as follows: a kind of processor includes receiving module 42 and distribution module 44.Wherein, the title of these modules is under certain conditions simultaneously
The restriction to the module itself is not constituted, for example, receiving module is also described as " being issued for receiving by subscription server
Performance recording plan module ".
It should be noted that the preferred structure of IPTV performance recording device will combine in following IPTV program recording system
It shows, this will not be repeated here.
A kind of IPTV program recording system provided in this embodiment, in the absence of conflict, the program recording system
Description and explanation can be combined in conjunction with IPTV method of program recording.
Fig. 5 is the structural schematic diagram of IPTV program recording system according to an embodiment of the present invention, as shown in figure 5, the system
It include: subscription server 52, capability control unit 54 and multiple DVR56, wherein subscription server 52, directly or by recording
Control unit is connect with capability control unit 54 indirectly, for issuing performance recording plan；Capability control unit 54, and it is multiple
DVR56 connection, for the recording ability according to DVR56 each in multiple DVR56, by performance recording planned assignment to multiple
DVR56；Multiple DVR56 record program for the performance recording plan according to distribution.
Preferably, one DVR562(, that is, DVR Hub562 in multiple DVR56) it include capability control unit 54, it is multiple
Other DVR in DVR are Slave DVR564.
Fig. 6 is the preferred structure schematic diagram one of IPTV program recording system according to an embodiment of the present invention, as shown in fig. 6,
Preferably, each DVR further include: whether DVR detection unit is DVR for the DVR where detecting DVR detection unit
Hub562；Wherein, DVR Hub562 is also used to receive and save the DVR information and/or DVR Hub562 of Slave DVR564
DVR information；Slave DVR564 is also used to send DVR Hub562 for the DVR information of itself, wherein DVR information is at least wrapped
It includes: node location information and recording ability information.
Due to each DVR in above-mentioned Whole Home DVR system, there are the possibility as DVR Hub, user
It can determine which DVR is DVR Hub by configuring, then, other DVR are just changed to Slave DVR accordingly.It is preferred that
Ground, a part of DVR or whole DVR may have capability control unit, and ability control in Whole Home DVR system
Unit processed is activated in the case where the DVR at place is determined as DVR Hub, thereby executing corresponding function.
Fig. 7 is the preferred structure schematic diagram two of IPTV program recording system according to an embodiment of the present invention, as shown in fig. 7,
Preferably, capability control unit 54 includes: to record capacity calculation subelement 542, for the DVR information according to preservation, is determined every
The recording ability of a DVR；Planned assignment subelement 544 is recorded, is connect with capacity calculation subelement 542 is recorded, for according to really
The recording ability of fixed each DVR gives performance recording planned assignment to multiple DVR.
Fig. 8 is the preferred structure schematic diagram three of IPTV program recording system according to an embodiment of the present invention, as shown in figure 8,
Preferably, each DVR further include: reservation plan dump unit 5622/5642, wherein the reservation plan dump of DVR Hub562
Unit 5622 is connect with planned assignment subelement 542 is recorded, and the performance recording plan for that will distribute to Slave DVR564 is sent out
Give Slave DVR564；The reservation plan dump unit 5642 of Slave DVR564, the reservation plan with DVR Hub562 turn
Storage unit 5622 connects, and is sent to Slave for receiving distributed performance recording plan, and by the performance recording plan
The recording control unit of DVR564.
Preferably, the reservation plan dump unit 5622 of DVR Hub562 is also used to request to send out by performance recording change of plan
Give Slave DVR564, wherein performance recording change of plan request is used to indicate the section directory for distributing to Slave DVR564
Make the modification information of plan；The reservation plan dump unit 5644 of Slave DVR564 is also used to receive performance recording change of plan
It requests, and performance recording change of plan request is sent to the recording control unit of Slave DVR564.
Preferably, recording control unit is located in DVR, for performance recording plan to be switched to performance recording task, and holds
Row performance recording task；And/or requested according to the performance recording change of plan received, update performance recording plan or section directory
Task processed.
Preferably, DVR Hub562 further include: ability conflict management unit, for counting the recording ability of multiple DVR, and
Conflict plan is shown to user.
Preferably, each DVR in system further include: record program integral unit, wherein the recording section of DVR Hub562
Mesh integral unit connects with the unit of recording program for recording program integral unit and DVR Hub of Slave DVR564
It connects, for passing through the recording program integral unit of Slave DVR564, the section that integration is recorded with DVR all in management system
Mesh.
Preferably, the unit of recording program of DVR Hub is also used to: according at least one DVR in multiple DVR
And/or at least one is saved without the recording program playing request of the recording program broadcast unit of the set-top box STB of hard disk to recording
Mesh broadcast unit sends the address information for recording program corresponding with the recording program playing request.Wherein, program is recorded to play
Unit is inquired according to the address information and plays requested recording program.
It is described and illustrates below with reference to preferred embodiment.
This preferred embodiment provides a kind of method for recording ability enhancing based on Whole Home DVR in IPTV system
And system.It is applied to the local IPTV recording system by the one kind proposed in this preferred embodiment, can solve current Whole
STB in Home DVR can only be recorded when recording using DVR Hub, and can not utilize Slave DVR, when multiple user's operations
Record the problem that success rate is not high and Slave DVR utilization rate is not high.To which local can be improved by this preferred embodiment
The success rate that recording ability and multi-user record.
This preferred embodiment provides a kind of method and system of IPTV system local recording ability enhancing, wherein this is
System includes: DVR detection unit (DCNU), capability control unit (ACU), reservation plan dump unit (STMU), the ability enhanced
Conflict management unit (ERAMU), the recording program module for recording program integral unit (RCRU) and enhancing, based on above-mentioned
System, realize IPTV system local recording ability enhancing method include the following steps:
Step 1, Slave DVR is added in Whole Home DVR, recording is planned under the scheduling of DVR Hub, can be
It is recorded on different DVR, and realizes indifference operation, unification to record program of all set-top boxes to reservation plan in family
Management.2~step 7 of following steps is to recording plan addition respectively, records capability control, recording plan execution, recording program
The description of the treatment process of management.
Step 2, after booting, DVR detection unit in set-top box is responsible for judgement, reports DVR information to DVR Hub, DVR
Hub judges with the presence or absence of multiple set-top boxes with hard disk in one family, and records all Slave DVR information in family；
Step 3, the ability on DVR Hub enhances control unit, according to the Slave DVR information of storage, calculates maximum record
Ability processed.When there is recording plan starting, judge whether current recording plan exceeds according to maximum recording ability, for ability
The plan of satisfaction carries out the distribution of recording task；
Step 4, the reservation plan dump unit on DVR Hub is responsible for pre- the counting roughly of ability enhancing control unit distribution
It draws and is transmitted to specified Slave DVR；
Step 5, the ability conflict management unit enhanced on DVR Hub, when being responsible for governing plan conflict, the letter for the plan that conflicts
Breath is reported or is notified to others Slave DVR；
Step 6, the recording program integral unit on DVR Hub is responsible for carrying out the program on all DVR disks unified pipe
Reason；
Step 7, the module of recording program of the enhancing of DVR Hub is responsible for storing recorded program according to program
Address distinguish, and carry out broadcasting of the program on different STB.
Preferably, in step 2, the DVR detection unit in set-top box judges whether itself is DVR according to disk path
And judge whether itself is Slave DVR, if it is, label oneself state, and the address information of itself is passed through into broadcast
In message informing to family lan；Judge that itself is collected for address information of the set-top box of DVR Hub to broadcast, and protects
It is stored in flash memory, for example, the entitled dvrinfo.xml of file.
Preferably, in step 2, DVR Hub carries out the address information of broadcast with the information saved in dvrinfo.xml
Compare, and updates or delete the data in dvrinfo.xml.
Preferably, in step 2, DVR Hub is arranged according to its number of nodes after dvrinfo.xml update by DVR Hub
Whether ability is recorded in support enhances function.If record there are other Slave DVR information in dvrinfo.xml, support to record
Ability enhancing, is not otherwise supported.
It preferably, in step 2, can also include current just in recorded program in the information that Slave DVR is reported
Number needs to notify DVR Hub by broadcast message when recording number of programs and changing.
Preferably, in step 3, DVR Hub calculates maximum recording according to the DVR number recorded in dvrinfo.xml
Ability MaxRAN, maximum record capacity calculation formula are as follows:
MaxRAN=N*An+An,
Wherein, N is Slave DVR number in family, and An is the individually maximum recording ability number with hard disk set-top box.Wherein
The ability that An can be recorded according to single set-top box actual treatment is set dynamically.
Preferably, in step 3, if there is recording plan starting, recording quota has reached An on current DVR Hub,
And be currently the road m recording in family, m < MaxRAN is then being recorded according to the Slave DVR recorded in dvrinfo.xml a
Number, judges whether this Slave DVR has reached An, then passes through current planning in DVR Hub in step 4 if it is less than An
Reservation plan dump unit be sent to Slave DVR.
Preferably, in step 3, the calculation method that the road m is recorded is recorded in the dvrinfo.xml according to step 2
Slave DVR currently records quota SCn and is calculated, such as:
M=An+SC1+SC2+ ...+SCn, wherein n is Slave DVR number.
Preferably, in step 4, the reservation plan dump unit on DVR Hub, be responsible for will the plan of currently reserving, pass through
Reservation plan is sent to specified by hypertext transfer protocol (Hypertext Transfer Protocol, referred to as HTTP)
Slave DVR。
Preferably, in step 4, Slave DVR can parse when receiving the reservation plan that DVR Hub is forwarded
Message and storage resource reservation plan are into the reservation planning chart of Slave DVR.
Preferably, in step 4, Slave DVR, can be at once when receiving the reservation plan that DVR Hub is forwarded
Starting is recorded.
Preferably, in step 4, continue the reservation plan that maintenance is transmitted to Slave DVR on DVR Hub, when this is pre-
When about plan is modified or deleted, change of plan request will be reserved by http protocol and be transmitted to corresponding Slave DVR.
Preferably, in step 4, Slave DVR, can be to Slave when receiving DVR Hub reservation change of plan request
Recording plan in DVR is modified or delete operation.
Preferably, in steps of 5, DVR Hub is compared according to the m calculated in the step 3 with MaxRAN, if m >
MaxRAN then reporting ability collision event to the page.
Preferably, in step 6, Slave DVR, can be by new locally created recording program data after starting is recorded
DVR Hub is sent to by http protocol.
Preferably, in step 6, Slave DVR can will record program updating data and pass through HTTP after recording
Agreement is sent to DVR Hub.
Preferably, in step 6, DVR Hub is after the recording program data for receiving Slave DVR transmission, Ke Yifen
Program data is not stored in program schedule data library and disk directory.
Preferably, in step 7, program storage is distinguished by IP address (IPaddr) field in program schedule data library
Position, and assembled arrive in uniform resource locator (Uniform Resource Locator, referred to as URL) is broadcast for bottom module
Put recording program.
As it can be seen that Slave DVR is added in Whole Home DVR home network by above preferred embodiment, and
The unit module of enhancing recording ability is added in DVR Hub and Slave DVR respectively, Whole Home DVR family can be made
Recording ability in front yard has obtained great reinforcement；
It, can be with through above preferred embodiment respectively in DVR Hub and Slave DVR plus DVR detection unit (DCNU)
So that the recording ability of Slave DVR is detected by DVR Hub, enables the recording energy of the entire family of DVR Hub real-time monitoring
Power；
By above preferred embodiment, capability control unit (ACU) is added in DVR Hub, DVR Hub can be enable
Control the recording ability of all DVR set-top boxes in entire family, ordered arrangement recording task；
By above preferred embodiment, reservation plan dump unit is added in DVR Hub and Slave DVR respectively
(STMU), can be responsible for planning reservation to notify Slave DVR from DVR Hub when recording ability in DVR Hub completely, and
Notice Slave DVR records to start.
In addition, in above preferred embodiment, it, can by the ability conflict management unit (ERAMU) enhanced on DVR Hub
It is prompted with the recording ability for entire Whole Home DVR to show to conflict；
In above preferred embodiment, program integral unit is recorded in deployment respectively in DVR Hub and Slave DVR
(RCRU), it may be implemented to manage recorded program in other Slave DVR on DVR Hub；
In above preferred embodiment, by disposing the recording program module of enhancing, Ke Yishi in DVR Hub
Recorded program in Slave DVR is played in present STB Slave DVR.
In conclusion passing through the above scheme of this preferred embodiment, especially Whole Home DVR can be recorded to be local
The local of system is recorded, and provides more powerful, expansible recording ability processing, while improving the benefit individually with hard disk set-top box
With rate, the cost performance of whole system is improved, makes user that can operate the recording ability of entire family on DVR Hub, eliminates
The limited bottleneck of DVR Hub single machine ability brings the usage experience to overflow for user.This system supports Slave DVR's simultaneously
Automatic extension enables the recording ability of system constantly to enhance as the quantity of Slave DVR increases.
Below by taking Whole Home DVR records the method and system of ability enhancing as an example, in conjunction with attached drawing to this preferred implementation
Example is illustrated.
Fig. 9 is the networking schematic diagram of Whole Home DVR according to the preferred embodiment of the invention, relative to as shown in Figure 1
Whole Home DVR networking used at present, the Whole Home DVR of this preferred embodiment, which records ability, enhances system group
In net, Slave DVR is also added in Whole Home DVR home network.
Figure 10 is the structural schematic diagram that module is recorded in Whole Home DVR system according to the preferred embodiment of the invention,
Specific to the recording module in DVR Hub and Slave DVR set-top box, by Whole Home in the related technology shown in Fig. 2
Recorded in DVR system modular structure and Whole Home DVR shown in Fig. 10 record ability enhancing system record modular structure into
Row compares, it is known that in recording ability enhancing system in the preferred embodiment, DVR Hub increases DVR detection unit
(DCNU), capability control unit (ACU), reservation plan dump unit (STMU), the ability conflict management unit enhanced
(ERAMU), program integral unit (RCRU) is recorded, Slave DVR increases DVR detection unit (DCNU), reservation plan dump
Unit (STMU) records program integral unit (RCRU).
Figure 11 is that the DVR that Whole Home DVR according to the preferred embodiment of the invention is recorded in ability enhancing system is detected
The schematic diagram of process is applied as shown in figure 11, in process on DVR detection unit (DCNU) and the Slave DVR on DVR Hub
DVR detection unit (DCNU), which comprises the following steps that
Step S1101, the DVR detection unit in set-top box judges whether itself is Slave DVR according to disk path,
If disk path exists, and is not Hub, then marking oneself state is Slave DVR；
Step S1102, Slave DVR is by the address information of itself and current available recording ability number
AvailableRecNum is broadcast in family lan by adddvrinfo interface；
Step S1103, after DVR Hub receives adddvrinfo broadcast message, message content is parsed, and be saved in file
In dvrinfo.xml.
Step S1104, when can be changed with recording ability number in Slave DVR, pass through updatedvrinfo interface, broadcast
Into family lan；
Step S1105, after DVR Hub receives updatedvrinfo broadcast message, message content is parsed, and protected together
The information deposited is compared, and updates data in dvrinfo.xml.
Step S1106, DVR Hub is arranged whether DVR Hub props up according to its number of nodes after dvrinfo.xml update
Recording ability enhancing function is held, does not support recording ability to enhance if number of nodes slavenum is 0, otherwise supports recording ability
Enhancing.
Preferably, entire home network is indicated by the slavenum field in dvrinfo.xml file structure example
The interior number with hard disk set-top box can support maximum 256 set-top boxes with hard disk.Each DVR passes through medium access control
Make the address (Media Access Control, referred to as MAC) and Internet Protocol (Internet Protocol, referred to as
IP) unique identification oneself is carried out in address, and indicates currently oneself to can permit by AvailableRecNum and continue addition most
It is big to record ability number.
Preferably, each DVR by the MAC Address of itself, IP address and current is permitted by newly-increased interface adddvrinfo
Perhaps after maximum recording ability number AvailableRecNum notifies DVR Hub, DVR Hub first by the MAC Address received and
IP address is compared with the MAC Address in dvrinfo.xml, IP address, only in the absence of in dvrinfo.xml,
Data in adddvrinfo can be added in dvrinfo.xml.
Preferably, when the recording ability number of DVR changes, by more new interface updatedvrinfo by itself
MAC Address, IP address and updated AvailableRecNum notify DVR Hub, and DVR Hub is first by the MAC received
Location and IP address are compared with the MAC Address in dvrinfo.xml, IP address, and correspondence is only found in dvrinfo.xml
DVR when, just will be updated the AvailableRecNum that DVR is corresponded in dvrinfo.xml.
Figure 12 is the recording energy in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
The schematic diagram of power control flow applies the capability control unit (ACU) on DVR Hub, passes through as shown in figure 12 in the process
ACU, all DVR in family can be carried out the recording in home network, and the recording ability of entire family's same period is significantly
Reinforce, which includes the following steps:
Step S1201, the slavenum in DVR Hub read step S1106 is pressed commonly if slavenum is 0
Whole Home DVR system records process to handle, and otherwise carries out the processing of recording ability enhancing；
Step S1202, DVR Hub calculates maximum recording energy according to the Slave DVR number recorded in dvrinfo.xml
Power MaxRAN, such as: maximum records capacity calculation formula are as follows:
MaxRAN=N*An+An；
Wherein, N is Slave DVR number in family, and An is the individually maximum recording ability number with hard disk set-top box, and An can
According to the ability that single set-top box actual treatment is recorded, to be set dynamically.
Step S1203, if there is the plan of recording starts, judge to record whether quota has reached An on current DVR Hub,
Not up to then continue to start on DVR Hub to record；
If step S1204, recording quota on DVR Hub has reached An, calculates in current home and carrying out
Recording number of programs m, for example, the road m record calculation formula are as follows:
M=An+SC1+SC2+ ...+SCn,
Wherein, n is Slave DVR number,
SC1 is the current recording number of programs of the 1st Slave DVR,
SC2 is the current recording number of programs of the 2nd Slave DVR,
SCn is the current recording number of programs of n-th of Slave DVR,
If step S1205, m < MaxRAN, number can be recorded according to the Slave DVR recorded in dvrinfo.xml,
Judge whether this Slave DVR has reached An, current planning is then put into reservation plan dump unit if it is less than An.
Preferably, in step S1204, if it is 0 that the Slave DVR judged, which can record program number, continue to traverse
Dvrinfo.xml carries out the judgement for recording program number of next Slave DVR.
What Figure 13 was that Whole Home DVR according to the preferred embodiment of the invention records in ability enhancing system pre- counts roughly
The schematic diagram for transferring storage process applies the reservation plan dump unit (STMU) on DVR Hub as shown in figure 13 in the process
With the reservation plan dump unit (STMU) on Slave DVR, which includes the following steps:
Step S1301, when the step S1204 condition meets, reservation plan dump unit on DVR Hub, by this
Item reservation plan storage is to local reservation planning chart, and setting table transfer justice-recording tag field MoveFlag value is 1, setting
The address MoveIP is the address Slave DVR wait record this plan.
Step S1302, DVR Hub is responsible for planning current reservation, is sent to reservation plan by http protocol specified
Slave DVR.
Step S1303, Slave DVR parses message and stores pre- when receiving the reservation plan that DVR Hub is forwarded
About plan is into the reservation planning chart of Slave DVR.
Step S1304, Slave DVR will record plan storage to after locally reserving planning chart, triggering reservation plan
Record Booting sequence.
Step S1305, when receiving the change request that this reservation plan is modified or deleted on DVR Hub, pass through
Http protocol will reserve change of plan request and be transmitted to corresponding Slave DVR.
Step S1306, Slave DVR is when receiving DVR Hub reservation change of plan request, to the record in Slave DVR
Plan processed is modified or delete operation.
Figure 14 is the recording section in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
Mesh integrates the schematic diagram of process, as shown in figure 14, the recording program integral unit on DVR Hub is applied in the process
(RCRU) the recording program integral unit (RCRU) and on Slave DVR, the process include the following steps:
Step S1401, the recording program integral unit (RCRU) in Slave DVR passes through increasing after program starting is recorded
Strong recording program increases interface newly, and new locally created recording program data is encapsulated into addrecinfo.xml message body；
Step S1402, program data is sent to DVR Hub by http protocol by Slave DVR.
Step S1403, DVR Hub is after the recording program data for receiving Slave DVR transmission, parsing
Program data is stored in program schedule data library and disk directory by addrecinfo.xml respectively.
Step S1404, it is distinguished in the listing of DVR Hub by recording program indication field isSlaveecFlag
Whether program is stored in Slave DVR, for example, 0 indicates to be stored in DVR Hub, 1 indicates to be stored in Slave DVR.
Step S1405, Slave DVR, by the recording program updating interface of enhancing, will record program after recording
More new data is sent to DVR Hub by http protocol.
Step S1406, DVR Hub updates section after the recording program updating data for receiving Slave DVR transmission respectively
Program data in mesh table and disk.
Preferably, the recording program enhanced in step S1401 increases interface, the node of message body addrecinfo.xml newly
It is corresponded with field in 0.ini, wherein 0.ini is used to record the configuration for the programme information for having recorded program, is stored in local
In hard disk.
Preferably, the recording program updating interface enhanced in step S1401, message body updaterecinfo.xml's
Node is consistent with adddvrinfo.xml interior joint.
Figure 15 is the enhancing in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
The schematic diagram of ability conflict management process applies the ability conflict pipe of the enhancing on DVR Hub as shown in figure 15 in the process
It manages unit (ERAMU), which includes the following steps:
Step S1501, the ability conflict management unit enhanced on DVR Hub, slavenum is not in judgment step S1201
In 0 and step S1205 when m >=MaxRAN, search for all just in recorded program data in local recording listing.
Step S1502, it according to the search result of step S1501, is shown in Whole Home DVR family on DVR Hub
It is all current just in recorded program information.
Figure 16 is the enhancing in Whole Home DVR recording ability enhancing system according to the preferred embodiment of the invention
The schematic diagram for recording program playing flow applies the program pipe of recording enhanced on DVR Hub as shown in figure 16 in the process
Module is managed, which includes the following steps:
Step S1601, the recording program module enhanced on DVR Hub, in the listing of the step S1404
Increase IPaddr field, and records the address Slave DVR；
Step S1602, by IPaddr come assembled URL, to support bottom module (such as STB and Slave DVR) to play
Recorded program in Slave DVR.
As it can be seen that the technical solution provided by this preferred embodiment, is added to Whole for the recording ability of Slave DVR
In Home DVR, and the management and running of recording ability are uniformly carried out by DVR Hub, greatly improves Whole Home DVR system
The recording ability of system；Simultaneously by recording the integrated scheme of program, solve the problems, such as that program is recorded in DVR Hub unified management.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
Be performed by computing device in the storage device, perhaps they are fabricated to each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific
Hardware and software combines.
Above the above is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of IPTV program recording system, characterized by comprising: subscription server, capability control unit and multiple number views
Frequency video recorder DVR, wherein
The subscription server, for issuing performance recording plan；
The capability control unit, connect with the multiple DVR, for the recording energy according to DVR each in the multiple DVR
Power gives the performance recording planned assignment to the multiple DVR, wherein the first DVR in the multiple DVR includes the energy
Power control unit；
The multiple DVR records program for the performance recording plan according to distribution；
Wherein, the capability control unit includes: and records capacity calculation subelement to determine institute for the DVR information according to preservation
State the recording ability of each DVR in multiple DVR；Planned assignment subelement is recorded, is connected with the recording capacity calculation subelement
It connects, for the recording ability according to determining each DVR, gives the performance recording planned assignment to the multiple DVR；
Wherein, each DVR further include: record program integral unit, wherein the recording program of the first DVR is integrated single
The recording program integral unit of other DVR in member, with the multiple DVR in addition to the first DVR and the first DVR
The connection of the unit of recording program, for the recording program integral unit by other DVR, described in integration and management
Multiple DVR recorded programs；
Other described DVR are sent to the first DVR by http protocol for that will record program updating data；Described first
DVR, for after receiving the recording program updating data that other described DVR are sent, by the recording program updating
Data are stored in program schedule data library and disk directory.
2. system according to claim 1, which is characterized in that each DVR further include:
Whether DVR detection unit is the first DVR for the DVR where detecting the DVR detection unit；
Wherein, the first DVR is also used to receive and save the DVR information of other DVR and/or the DVR letter of the first DVR
Breath；Other described DVR are also used to send the first DVR for the DVR information of itself, wherein the DVR information is at least wrapped
It includes: node location information and recording ability information.
3. system according to claim 2, which is characterized in that each DVR further include: reservation plan dump unit,
Wherein,
The reservation plan dump unit of first DVR is connect, for that will distribute to institute with the recording planned assignment subelement
The performance recording plan for stating other DVR is sent to other described DVR；
The reservation plan dump unit of other DVR, connect, for connecing with the reservation plan dump unit of the first DVR
Distributed performance recording plan is received, and the performance recording plan is sent to the recording control unit of other DVR.
4. system according to claim 3, which is characterized in that
The reservation plan dump unit of first DVR be also used to request performance recording change of plan to be sent to it is described other
DVR, wherein the performance recording change of plan request is used to indicate the change for distributing to the performance recording plan of other DVR
More information；
The reservation plan dump unit of other DVR is also used to receive performance recording change of plan request, and by the section
Catalogue change of plan request is sent to the recording control unit of other DVR.
5. system according to claim 3 or 4, which is characterized in that
The recording control unit for performance recording plan to be switched to performance recording task, and executes the performance recording and appoints
Business；And/or requested according to the performance recording change of plan received, update performance recording plan or performance recording task.
6. system according to any one of claim 1 to 3, which is characterized in that the first DVR further include:
Ability conflict management unit shows conflict plan for counting the recording ability of the multiple DVR, and to user.
7. system according to any one of claim 1 to 3, which is characterized in that the program pipe of recording of the first DVR
Reason unit is also used to: according in the multiple DVR at least one DVR and/or at least one without hard disk set-top box STB
The recording program playing request for recording program broadcast unit sends to the recording program broadcast unit and broadcasts with the recording program
It puts and requests the corresponding address information for recording program.
8. a kind of IPTV performance recording device is applied to the first digital video recorder DVR, characterized by comprising:
Receiving module, for receiving the performance recording plan issued by subscription server；
Distribution module, for the recording ability according to DVR each in multiple DVR, by the performance recording planned assignment to described
Multiple DVR, wherein the multiple DVR is used for the performance recording schedule recordings program according to distribution；
Program integral unit is recorded, for the recording section by other DVR in the multiple DVR in addition to the first DVR
The multiple DVR recorded program is integrated and managed to mesh integral unit；Wherein, the distribution module is realized by following steps
According to the recording ability of each DVR in multiple digital video recorder DVR, by the performance recording planned assignment to the multiple
DVR: according to the DVR information of preservation, the recording ability of each DVR is determined；According to the recording energy of determining each DVR
Power gives the performance recording planned assignment to the multiple DVR；
Wherein, described device is also used to receive the recording program updating data that other described DVR are sent by http protocol, by institute
It states and records in program updating data deposit program schedule data library and disk directory.
9. a kind of IPTV method of program recording, characterized by comprising:
The first DVR in multiple digital video recorder DVR receives the performance recording plan issued by subscription server；
First DVR is according to the recording ability of DVR each in the multiple DVR, by the performance recording planned assignment to institute
State multiple DVR, wherein the multiple DVR is used for the performance recording schedule recordings program according to distribution；
The recording program integral unit of first DVR passes through other DVR in the multiple DVR in addition to the first DVR
Recording program integral unit, integrate and manage the multiple DVR recorded program；
First DVR receives the recording program updating data that other described DVR are sent by http protocol, and the recording is saved
Mesh more new data is stored in program schedule data library and disk directory；
Wherein, the first DVR is according to the recording ability of DVR each in the multiple DVR, by the performance recording planned assignment
Include: DVR information of the first DVR according to preservation to the multiple DVR, determines the recording ability of each DVR；It is described
First DVR gives the performance recording planned assignment to the multiple DVR according to the recording ability of determining each DVR.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310432241.9A CN104469418B (en) | 2013-09-22 | 2013-09-22 | IPTV method of program recording, apparatus and system |
| PCT/CN2014/080245 WO2015039470A1 (en) | 2013-09-22 | 2014-06-18 | Iptv program recording method, device and system |
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|---|---|---|---|
| CN201310432241.9A CN104469418B (en) | 2013-09-22 | 2013-09-22 | IPTV method of program recording, apparatus and system |
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| CN104469418B true CN104469418B (en) | 2019-11-12 |
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| CN106358060B (en) * | 2015-07-23 | 2021-02-02 | 中兴通讯股份有限公司 | Time shifting operation method and device for live video |
| CN113573080B (en) * | 2021-06-28 | 2023-09-29 | 北京百度网讯科技有限公司 | Live broadcast recording method and device, electronic equipment and storage medium |
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|---|---|---|---|---|
| TW200701198A (en) * | 2005-06-17 | 2007-01-01 | Lite On It Corp | Method for executing scheduled record task |
| CN101479988A (en) * | 2006-06-30 | 2009-07-08 | 微软公司 | Multi-DVR node communication |
| CN101488966A (en) * | 2009-01-14 | 2009-07-22 | 深圳市同洲电子股份有限公司 | Video service system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080114905A1 (en) * | 2006-11-10 | 2008-05-15 | Mediatek Inc. | Digital Video Recorder, Device for Executing a Task, and Method Thereof |
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2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200701198A (en) * | 2005-06-17 | 2007-01-01 | Lite On It Corp | Method for executing scheduled record task |
| CN101479988A (en) * | 2006-06-30 | 2009-07-08 | 微软公司 | Multi-DVR node communication |
| CN101488966A (en) * | 2009-01-14 | 2009-07-22 | 深圳市同洲电子股份有限公司 | Video service system |
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